SKILL.md
Amazon FBA Calculator (Lite)
Precise FBA fee calculation based on product dimensions and weight.
Features
- Size Tier Detection - Automatic classification
- FBA Fulfillment Fee - 2024 rates
- Monthly Storage Fee - Standard & Peak season
- Long-term Storage Fee - 271+ days aging
- Referral Fee - By category
- Profit Analysis - Gross/Net margin, ROI
- Optimization Tips - Size, weight, inventory
Size Tiers (2024)
| Tier | Max Weight | Max Dimensions |
|---|---|---|
| Small Standard | 1 lb | 15"×12"×0.75" |
| Large Standard | 20 lb | 18"×14"×8" |
| Small Oversize | 70 lb | 60"×30" |
| Medium Oversize | 150 lb | L+Girth ≤108" |
| Large Oversize | 150 lb | L+Girth ≤165" |
| Special Oversize | >150 lb | >165" |
Input
{
"length": 10.0,
"width": 6.0,
"height": 3.0,
"weight": 1.2,
"selling_price": 29.99,
"product_cost": 8.00,
"inbound_shipping_cost": 1.50,
"category": "kitchen"
}Output
- Size tier classification
- Fee breakdown table
- Profit metrics (margin, ROI)
- Optimization suggestions
Usage
python3 scripts/calculator.py
python3 scripts/calculator.py '{"length": 10, "width": 6, ...}' --zhVersion 1.0.0 | Platform: Amazon | Variant: Lite
Part of Nexscope AI — AI tools for e-commerce sellers.